Incidental Mutation 'R8346:St3gal1'
ID 645258
Institutional Source Beutler Lab
Gene Symbol St3gal1
Ensembl Gene ENSMUSG00000013846
Gene Name ST3 beta-galactoside alpha-2,3-sialyltransferase 1
Synonyms Siat4a, CMP-N-acetylneuraminate: [beta-galactosidase alpha-2,3] sialytransferase, ST3GalI, Siat4
MMRRC Submission 067802-MU
Accession Numbers
Essential gene? Probably non essential (E-score: 0.101) question?
Stock # R8346 (G1)
Quality Score 225.009
Status Not validated
Chromosome 15
Chromosomal Location 66974724-67048575 bp(-) (GRCm39)
Type of Mutation missense
DNA Base Change (assembly) G to A at 66985511 bp (GRCm39)
Zygosity Heterozygous
Amino Acid Change Arginine to Cysteine at position 48 (R48C)
Ref Sequence ENSEMBL: ENSMUSP00000090307 (fasta)
Gene Model predicted gene model for transcript(s): [ENSMUST00000092640] [ENSMUST00000229028] [ENSMUST00000229213]
AlphaFold P54751
Predicted Effect probably damaging
Transcript: ENSMUST00000092640
AA Change: R48C

PolyPhen 2 Score 0.987 (Sensitivity: 0.73; Specificity: 0.96)
SMART Domains Protein: ENSMUSP00000090307
Gene: ENSMUSG00000013846
AA Change: R48C

DomainStartEndE-ValueType
transmembrane domain 12 34 N/A INTRINSIC
Pfam:Glyco_transf_29 80 336 1.7e-74 PFAM
Predicted Effect probably damaging
Transcript: ENSMUST00000229028
AA Change: R48C

PolyPhen 2 Score 0.987 (Sensitivity: 0.73; Specificity: 0.96)
Predicted Effect probably damaging
Transcript: ENSMUST00000229213
AA Change: R48C

PolyPhen 2 Score 0.987 (Sensitivity: 0.73; Specificity: 0.96)
Meta Mutation Damage Score 0.6329 question?
Coding Region Coverage
  • 1x: 100.0%
  • 3x: 99.9%
  • 10x: 99.6%
  • 20x: 98.7%
Validation Efficiency
MGI Phenotype FUNCTION: [Summary is not available for the mouse gene. This summary is for the human ortholog.] The protein encoded by this gene is a type II membrane protein that catalyzes the transfer of sialic acid from CMP-sialic acid to galactose-containing substrates. The encoded protein is normally found in the Golgi but can be proteolytically processed to a soluble form. Correct glycosylation of the encoded protein may be critical to its sialyltransferase activity. This protein, which is a member of glycosyltransferase family 29, can use the same acceptor substrates as does sialyltransferase 4B. Two transcript variants encoding the same protein have been found for this gene. Other transcript variants may exist, but have not been fully characterized yet. [provided by RefSeq, Jul 2008]
PHENOTYPE: Homozygous mutation of this gene results in altered terminal glycosylation. [provided by MGI curators]
Allele List at MGI
Other mutations in this stock
Total: 59 list
GeneRefVarChr/LocMutationPredicted EffectZygosity
1700129C05Rik A G 14: 59,380,221 (GRCm39) S26P probably damaging Het
Aco1 T A 4: 40,177,876 (GRCm39) M299K probably damaging Het
Acox1 G T 11: 116,069,099 (GRCm39) T382N possibly damaging Het
Angpt2 G A 8: 18,791,135 (GRCm39) R54* probably null Het
App G T 16: 84,900,145 (GRCm39) R102S unknown Het
Chd1l T C 3: 97,469,959 (GRCm39) N856D probably benign Het
Col11a1 A G 3: 114,005,818 (GRCm39) D1650G unknown Het
Cx3cl1 T C 8: 95,507,168 (GRCm39) V391A probably damaging Het
Cyp11b2 T C 15: 74,723,617 (GRCm39) Y378C probably damaging Het
Cyp26b1 T C 6: 84,554,150 (GRCm39) S156G probably benign Het
Cyp3a11 C T 5: 145,795,612 (GRCm39) M446I probably damaging Het
D7Ertd443e G A 7: 133,950,485 (GRCm39) T396I possibly damaging Het
Dusp4 C A 8: 35,275,092 (GRCm39) N70K possibly damaging Het
Dync1h1 G A 12: 110,632,226 (GRCm39) A4499T probably benign Het
Eno2 T C 6: 124,740,758 (GRCm39) D266G possibly damaging Het
Eomes T C 9: 118,314,036 (GRCm39) S694P probably benign Het
Fmo4 A G 1: 162,621,792 (GRCm39) V473A probably benign Het
Fmo5 T A 3: 97,552,962 (GRCm39) N303K probably damaging Het
Garin1b G A 6: 29,334,030 (GRCm39) C296Y probably damaging Het
Gdf10 A G 14: 33,653,802 (GRCm39) E103G probably benign Het
Gjb6 T C 14: 57,362,259 (GRCm39) M1V probably null Het
Gm17067 A G 7: 42,358,073 (GRCm39) L143P probably damaging Het
Helz A G 11: 107,563,399 (GRCm39) D1613G unknown Het
Hmgn3 T C 9: 82,993,159 (GRCm39) K50E probably damaging Het
Hoxc11 G A 15: 102,863,186 (GRCm39) G76S possibly damaging Het
Ighv1-9 A T 12: 114,547,448 (GRCm39) M31K probably benign Het
Ighv2-2 A T 12: 113,552,189 (GRCm39) C16* probably null Het
Kidins220 T G 12: 25,086,533 (GRCm39) F989C probably damaging Het
Krtap28-13 A G 1: 83,039,086 (GRCm39) K124E unknown Het
Mast4 A G 13: 102,887,986 (GRCm39) V1141A probably damaging Het
Myb A T 10: 21,002,136 (GRCm39) M735K probably benign Het
Myo3a T A 2: 22,448,434 (GRCm39) probably null Het
Naa60 G A 16: 3,718,507 (GRCm39) G113D probably damaging Het
Nfatc1 T C 18: 80,725,382 (GRCm39) I461V probably benign Het
Nphp4 C A 4: 152,645,778 (GRCm39) A1262D probably damaging Het
Obscn A T 11: 58,976,007 (GRCm39) V2040E possibly damaging Het
Or1j4 A G 2: 36,740,351 (GRCm39) I98V probably benign Het
Or9a2 A G 6: 41,749,057 (GRCm39) Y59H probably damaging Het
Ormdl1 T A 1: 53,344,626 (GRCm39) F63I possibly damaging Het
Otulinl A G 15: 27,664,644 (GRCm39) Y76H probably damaging Het
Phc1 C T 6: 122,302,774 (GRCm39) V250M probably damaging Het
Pik3c2b G A 1: 133,017,984 (GRCm39) V949M probably damaging Het
Plscr4 C T 9: 92,372,843 (GRCm39) R322* probably null Het
Prmt8 T A 6: 127,688,810 (GRCm39) M187L probably damaging Het
Ptpn3 T C 4: 57,225,547 (GRCm39) I513V probably damaging Het
Rad17 A C 13: 100,781,681 (GRCm39) S39A possibly damaging Het
Rbck1 T C 2: 152,160,700 (GRCm39) Y412C probably damaging Het
Rfc3 C A 5: 151,569,100 (GRCm39) M152I probably damaging Het
Scn11a C A 9: 119,608,047 (GRCm39) C1028F probably damaging Het
Sfmbt2 C A 2: 10,466,236 (GRCm39) P357Q probably damaging Het
Slc22a6 C G 19: 8,599,169 (GRCm39) R267G probably damaging Het
Stmnd1 A G 13: 46,452,936 (GRCm39) N204S probably benign Het
Tdrd1 T C 19: 56,830,699 (GRCm39) V244A probably benign Het
Ttc28 G A 5: 111,381,207 (GRCm39) D1240N probably benign Het
Vmn2r25 T C 6: 123,802,350 (GRCm39) T518A probably benign Het
Xdh T C 17: 74,220,938 (GRCm39) D597G probably damaging Het
Zfp457 G A 13: 67,441,862 (GRCm39) Q238* probably null Het
Zfp647 T C 15: 76,795,928 (GRCm39) D244G probably damaging Het
Zfp870 T A 17: 33,102,843 (GRCm39) E162V possibly damaging Het
Other mutations in St3gal1
AlleleSourceChrCoordTypePredicted EffectPPH Score
IGL01528:St3gal1 APN 15 66,984,466 (GRCm39) missense probably benign 0.03
Benelux UTSW 15 66,985,634 (GRCm39) nonsense probably null
Lichtenstein UTSW 15 66,980,086 (GRCm39) missense possibly damaging 0.87
Luxembourg UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
Monaco UTSW 15 66,985,511 (GRCm39) missense probably damaging 0.99
Strasbourg UTSW 15 66,978,522 (GRCm39) missense probably damaging 0.99
R0452:St3gal1 UTSW 15 66,981,504 (GRCm39) splice site probably benign
R0478:St3gal1 UTSW 15 66,985,579 (GRCm39) missense probably damaging 1.00
R0735:St3gal1 UTSW 15 66,985,536 (GRCm39) missense probably benign
R2357:St3gal1 UTSW 15 66,985,631 (GRCm39) missense probably benign 0.01
R5061:St3gal1 UTSW 15 66,980,078 (GRCm39) missense probably benign 0.40
R5199:St3gal1 UTSW 15 66,985,564 (GRCm39) missense probably benign 0.00
R5734:St3gal1 UTSW 15 66,978,522 (GRCm39) missense probably damaging 0.99
R5828:St3gal1 UTSW 15 66,985,634 (GRCm39) nonsense probably null
R6370:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6371:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6373:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6385:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6387:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6388:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6417:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6420:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6421:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6462:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6463:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6469:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6473:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6474:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6759:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6760:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6894:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R6963:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R7250:St3gal1 UTSW 15 66,978,578 (GRCm39) missense possibly damaging 0.89
R7394:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R7588:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R7590:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R7591:St3gal1 UTSW 15 66,983,195 (GRCm39) missense possibly damaging 0.52
R7860:St3gal1 UTSW 15 66,983,114 (GRCm39) missense probably benign 0.38
R7954:St3gal1 UTSW 15 66,984,422 (GRCm39) missense probably damaging 1.00
R8347:St3gal1 UTSW 15 66,985,511 (GRCm39) missense probably damaging 0.99
R8348:St3gal1 UTSW 15 66,985,511 (GRCm39) missense probably damaging 0.99
R8895:St3gal1 UTSW 15 66,980,086 (GRCm39) missense possibly damaging 0.87
R9765:St3gal1 UTSW 15 66,981,499 (GRCm39) missense possibly damaging 0.83
Z1177:St3gal1 UTSW 15 66,983,216 (GRCm39) missense possibly damaging 0.82
Predicted Primers PCR Primer
(F):5'- TCAAATGCTTGGTGGGTCCC -3'
(R):5'- TCTGTTCAGCTCTAGGAGGG -3'

Sequencing Primer
(F):5'- CCACTCCCAGACCCTATTCTG -3'
(R):5'- GGGGGTCTCCTCTCTTCCAC -3'
Posted On 2020-09-02